Optimal. Leaf size=330 \[ \frac {15}{32} x \sqrt {c-a^2 c x^2} \sqrt {\cosh ^{-1}(a x)}+\frac {5 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {5 a x^2 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{8 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {\sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{7/2}}{7 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {15 \sqrt {\frac {\pi }{2}} \sqrt {c-a^2 c x^2} \text {Erf}\left (\sqrt {2} \sqrt {\cosh ^{-1}(a x)}\right )}{256 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {15 \sqrt {\frac {\pi }{2}} \sqrt {c-a^2 c x^2} \text {Erfi}\left (\sqrt {2} \sqrt {\cosh ^{-1}(a x)}\right )}{256 a \sqrt {-1+a x} \sqrt {1+a x}} \]
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Rubi [A]
time = 0.42, antiderivative size = 330, normalized size of antiderivative = 1.00, number of steps
used = 13, number of rules used = 11, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.458, Rules used = {5895, 5893,
5884, 5939, 5887, 5556, 12, 3389, 2211, 2235, 2236} \begin {gather*} \frac {15 \sqrt {\frac {\pi }{2}} \sqrt {c-a^2 c x^2} \text {Erf}\left (\sqrt {2} \sqrt {\cosh ^{-1}(a x)}\right )}{256 a \sqrt {a x-1} \sqrt {a x+1}}-\frac {15 \sqrt {\frac {\pi }{2}} \sqrt {c-a^2 c x^2} \text {Erfi}\left (\sqrt {2} \sqrt {\cosh ^{-1}(a x)}\right )}{256 a \sqrt {a x-1} \sqrt {a x+1}}-\frac {\sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{7/2}}{7 a \sqrt {a x-1} \sqrt {a x+1}}+\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {5 a x^2 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{8 \sqrt {a x-1} \sqrt {a x+1}}+\frac {5 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{16 a \sqrt {a x-1} \sqrt {a x+1}}+\frac {15}{32} x \sqrt {c-a^2 c x^2} \sqrt {\cosh ^{-1}(a x)} \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 2211
Rule 2235
Rule 2236
Rule 3389
Rule 5556
Rule 5884
Rule 5887
Rule 5893
Rule 5895
Rule 5939
Rubi steps
\begin {align*} \int \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2} \, dx &=\frac {\sqrt {c-a^2 c x^2} \int \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^{5/2} \, dx}{\sqrt {-1+a x} \sqrt {1+a x}}\\ &=\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {\sqrt {c-a^2 c x^2} \int \frac {\cosh ^{-1}(a x)^{5/2}}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx}{2 \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (5 a \sqrt {c-a^2 c x^2}\right ) \int x \cosh ^{-1}(a x)^{3/2} \, dx}{4 \sqrt {-1+a x} \sqrt {1+a x}}\\ &=-\frac {5 a x^2 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{8 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {\sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{7/2}}{7 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (15 a^2 \sqrt {c-a^2 c x^2}\right ) \int \frac {x^2 \sqrt {\cosh ^{-1}(a x)}}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx}{16 \sqrt {-1+a x} \sqrt {1+a x}}\\ &=\frac {15}{32} x \sqrt {c-a^2 c x^2} \sqrt {\cosh ^{-1}(a x)}-\frac {5 a x^2 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{8 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {\sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{7/2}}{7 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (15 \sqrt {c-a^2 c x^2}\right ) \int \frac {\sqrt {\cosh ^{-1}(a x)}}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx}{32 \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (15 a \sqrt {c-a^2 c x^2}\right ) \int \frac {x}{\sqrt {\cosh ^{-1}(a x)}} \, dx}{64 \sqrt {-1+a x} \sqrt {1+a x}}\\ &=\frac {15}{32} x \sqrt {c-a^2 c x^2} \sqrt {\cosh ^{-1}(a x)}+\frac {5 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {5 a x^2 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{8 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {\sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{7/2}}{7 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (15 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {\cosh (x) \sinh (x)}{\sqrt {x}} \, dx,x,\cosh ^{-1}(a x)\right )}{64 a \sqrt {-1+a x} \sqrt {1+a x}}\\ &=\frac {15}{32} x \sqrt {c-a^2 c x^2} \sqrt {\cosh ^{-1}(a x)}+\frac {5 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {5 a x^2 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{8 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {\sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{7/2}}{7 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (15 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {\sinh (2 x)}{2 \sqrt {x}} \, dx,x,\cosh ^{-1}(a x)\right )}{64 a \sqrt {-1+a x} \sqrt {1+a x}}\\ &=\frac {15}{32} x \sqrt {c-a^2 c x^2} \sqrt {\cosh ^{-1}(a x)}+\frac {5 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {5 a x^2 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{8 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {\sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{7/2}}{7 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (15 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {\sinh (2 x)}{\sqrt {x}} \, dx,x,\cosh ^{-1}(a x)\right )}{128 a \sqrt {-1+a x} \sqrt {1+a x}}\\ &=\frac {15}{32} x \sqrt {c-a^2 c x^2} \sqrt {\cosh ^{-1}(a x)}+\frac {5 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {5 a x^2 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{8 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {\sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{7/2}}{7 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (15 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {e^{-2 x}}{\sqrt {x}} \, dx,x,\cosh ^{-1}(a x)\right )}{256 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (15 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int \frac {e^{2 x}}{\sqrt {x}} \, dx,x,\cosh ^{-1}(a x)\right )}{256 a \sqrt {-1+a x} \sqrt {1+a x}}\\ &=\frac {15}{32} x \sqrt {c-a^2 c x^2} \sqrt {\cosh ^{-1}(a x)}+\frac {5 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {5 a x^2 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{8 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {\sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{7/2}}{7 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {\left (15 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int e^{-2 x^2} \, dx,x,\sqrt {\cosh ^{-1}(a x)}\right )}{128 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {\left (15 \sqrt {c-a^2 c x^2}\right ) \text {Subst}\left (\int e^{2 x^2} \, dx,x,\sqrt {\cosh ^{-1}(a x)}\right )}{128 a \sqrt {-1+a x} \sqrt {1+a x}}\\ &=\frac {15}{32} x \sqrt {c-a^2 c x^2} \sqrt {\cosh ^{-1}(a x)}+\frac {5 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{16 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {5 a x^2 \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{3/2}}{8 \sqrt {-1+a x} \sqrt {1+a x}}+\frac {1}{2} x \sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{5/2}-\frac {\sqrt {c-a^2 c x^2} \cosh ^{-1}(a x)^{7/2}}{7 a \sqrt {-1+a x} \sqrt {1+a x}}+\frac {15 \sqrt {\frac {\pi }{2}} \sqrt {c-a^2 c x^2} \text {erf}\left (\sqrt {2} \sqrt {\cosh ^{-1}(a x)}\right )}{256 a \sqrt {-1+a x} \sqrt {1+a x}}-\frac {15 \sqrt {\frac {\pi }{2}} \sqrt {c-a^2 c x^2} \text {erfi}\left (\sqrt {2} \sqrt {\cosh ^{-1}(a x)}\right )}{256 a \sqrt {-1+a x} \sqrt {1+a x}}\\ \end {align*}
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Mathematica [A]
time = 0.34, size = 148, normalized size = 0.45 \begin {gather*} -\frac {\sqrt {-c (-1+a x) (1+a x)} \left (-105 \sqrt {2 \pi } \text {Erf}\left (\sqrt {2} \sqrt {\cosh ^{-1}(a x)}\right )+105 \sqrt {2 \pi } \text {Erfi}\left (\sqrt {2} \sqrt {\cosh ^{-1}(a x)}\right )+8 \sqrt {\cosh ^{-1}(a x)} \left (64 \cosh ^{-1}(a x)^3+140 \cosh ^{-1}(a x) \cosh \left (2 \cosh ^{-1}(a x)\right )-7 \left (15+16 \cosh ^{-1}(a x)^2\right ) \sinh \left (2 \cosh ^{-1}(a x)\right )\right )\right )}{3584 a \sqrt {\frac {-1+a x}{1+a x}} (1+a x)} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 180.00, size = 0, normalized size = 0.00 \[\int \sqrt {-a^{2} c \,x^{2}+c}\, \mathrm {arccosh}\left (a x \right )^{\frac {5}{2}}\, dx\]
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: TypeError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: SystemError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: TypeError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.00 \begin {gather*} \int {\mathrm {acosh}\left (a\,x\right )}^{5/2}\,\sqrt {c-a^2\,c\,x^2} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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